Friendly unicorn tang allows The Hand to pick at him like a cleaner shrimp

[youtube width=”680″ height=”400″]http://www.youtube.com/watch?v=qiZAh-WNMdw[/youtube] Let’s face it, surgeonfish aka tangs are really friendly and inquisitive fish, especially the members of the Naso¬†genus. This Naso brevicornis has been in captivity for ten years during which time it has become aware that people…